package com.situ.mall.admin.controller;

import com.ramostear.captcha.HappyCaptcha;
import com.ramostear.captcha.support.CaptchaType;
import com.situ.mall.admin.service.IUserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@Controller
@RequestMapping("/")
public class LoginController {

    @Autowired
    private IUserService userService;

    @GetMapping("/login")
    public String page() {
        return "login";
    }


    @GetMapping("/captcha")
    public void happyCaptcha(HttpServletRequest request, HttpServletResponse response) {
        HappyCaptcha.require(request, response).type(CaptchaType.ARITHMETIC).build().finish();
    }


    @PostMapping("/login")
    public String login(HttpServletRequest request, String username, String password, String captcha, Model model) {

        //Verification Captcha
        boolean flag = HappyCaptcha.verification(request, captcha, true);
        if (flag) {
            boolean b = userService.check(username, password);
            if (b) {
                return "redirect:/";
            } else {
                model.addAttribute("errMsg", "用户名或密码错误");
                return "login";
            }
        } else {
            model.addAttribute("errMsg", "验证码输入错误");
            return "login";
        }
    }
}
